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A review of the guidelines for HIV treatment in poor countries finds priority should go to starting that treatment early. What we learned from a clinical standpoint, as well as a cost-effective standpoint, is that earlier anti-retroviral therapy impr
VOA标准英语2010年(十二)月
Pre-Listening Vocabulary revolution: to go around something (Earth revolves around the Sun.) rotation: the spinning of something (Venuss rotation is backwards.) axis: a real or imaginary line that something rotates on retrograde: in a backwards movem
Facts-事实
Topic1-Have we entered the paying-for-knowledge era Two popular content providers, Luo Yonghao and Papi Jiang have recently announced their departure from Fenda, a paywall platform that have opinion leaders and celebrities answer user's questions for
英语角-圆桌会议
Joe DeCapua 15 April 2010 Over the years, theres been debate over when to start HIV-positive patients on anti-retroviral drugs, or ARVs. At first the standard practice was to wait until a persons immune system had nearly collapsed. But a growing body
VOA标准英语2010年(四)月
Apnea Treatment Improves Golf Game A study presented at CHEST 2009, the meeting of the American College of Chest Physicians, found that golfers with apnea who got treatment lowered their handicaps by as much as three strokes. Steve Mirsky reports The
60秒科学
致敬最帅的逆行者:平安回家 珍惜当下 这两天，因为天津塘沽滨海新区以危险品仓库爆炸，牵动了千千万万人的心。截至13日晚21时，事故已造成50人死亡，其中消防人员17人；住院治疗701人，其
英语口语